6890308: integrate zero assembler hotspot changes
Reviewed-by: never
Contributed-by: gbenson@redhat.com
/*
* Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2008 Red Hat, Inc.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*
*/
// | ... |
// +--------------------+ ------------------
// | frame_type | low addresses
// | next_frame | high addresses
// +--------------------+ ------------------
// | ... |
class FakeStubFrame : public ZeroFrame {
private:
FakeStubFrame() : ZeroFrame() {
ShouldNotCallThis();
}
protected:
enum Layout {
header_words = jf_header_words
};
public:
static FakeStubFrame *build(ZeroStack* stack);
public:
void identify_word(int frame_index,
int offset,
char* fieldbuf,
char* valuebuf,
int buflen) const {}
};